# Sienno

[European Union](https://electionsarchive.com/eu.md) / [Poland](https://electionsarchive.com/pl.md) / [województwo mazowieckie](https://electionsarchive.com/pl/mazowieckie.md) / [powiat lipski](https://electionsarchive.com/pl/mazowieckie/powiat-lipski.md)

## Latest local election

[2024 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local.md), April 7, 2024

### [Mayor of Gmina Sienno](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/mayor.md)

| Candidate or party | Votes | Share |
| --- | --- | --- |
| Mariusz Strąk | 3,452 | 65.8% |
| Katarzyna Barbara Badeńska | 1,798 | 34.2% |

## Who holds office

Based on the latest election in the archive for each office and seat, plus records of anyone who has taken office since.

- **Mayor of Gmina Sienno**: [Mariusz Strąk](https://electionsarchive.com/id/7c1d9e64-83de-5b97-971b-0725e0a7536d.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD; [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/mayor.md)

### Gmina Sienno council

| Seat | Holder | Since |
| --- | --- | --- |
| At large | [Borek Sylwia Justyna](https://electionsarchive.com/id/748e6e6b-58a2-5380-98ec-d9fee15f96eb.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/3.md) |
| At large | [Fliszkiewicz Paweł Grzegorz](https://electionsarchive.com/id/bec62d62-25eb-575c-b6a2-0d542b727a23.md), KOMITET WYBORCZY WYBORCÓW OTWARTA GMINA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/15.md) |
| At large | [Jarosz Łukasz](https://electionsarchive.com/id/23f2def8-aef7-59d4-8582-cb586c0862a0.md), KOMITET WYBORCZY WYBORCÓW OTWARTA GMINA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/13.md) |
| At large | [Kaczor Agnieszka](https://electionsarchive.com/id/eb75e7ba-2363-5fd3-b310-283244bade53.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/12.md) |
| At large | [Kołodziejska Joanna](https://electionsarchive.com/id/d39c9957-1481-5ccf-b1e7-74ea621e5fbb.md), KOMITET WYBORCZY WYBORCÓW OTWARTA GMINA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/9.md) |
| At large | [Krawczykowski Paweł](https://electionsarchive.com/id/3789fb40-21fc-587a-ab8d-161f08da80e0.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/11.md) |
| At large | [Makuch Jolanta Elżbieta](https://electionsarchive.com/id/75a8896b-4cd2-566b-a7a1-4a15c02e1b8c.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/4.md) |
| At large | [Małaczek Cecylia Krystyna](https://electionsarchive.com/id/53c7c961-3dbf-5d86-b122-54213a27139a.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/7.md) |
| At large | [Markiewicz Roman Mirosław](https://electionsarchive.com/id/6bc41d56-87c3-5eb0-9b85-04cc377df259.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/1.md) |
| At large | [Mazur Ewa](https://electionsarchive.com/id/7535c845-fc00-57f1-a050-e5d58d13dae6.md), PSL Polish People's Party | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/6.md) |
| At large | [Przydatek Bohdan](https://electionsarchive.com/id/ac95cd6c-2209-56ba-8c51-2b9783852bf5.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/8.md) |
| At large | [Sieczka Krzysztof](https://electionsarchive.com/id/5b38a4ff-30c5-57e8-a5bc-0a84e3f36cec.md), PSL Polish People's Party | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/2.md) |
| At large | [Starzyk Emilia Anna](https://electionsarchive.com/id/436de5a4-3df6-5f3e-b51c-35dce043904e.md), KOMITET WYBORCZY WYBORCÓW OTWARTA GMINA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/5.md) |
| At large | [Szpaczyński Krzysztof Piotr](https://electionsarchive.com/id/0f9acdaa-381b-5d4d-a654-d3bf76aeb3b0.md), KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/14.md) |
| At large | [Żabicka Justyna Aleksandra](https://electionsarchive.com/id/4d419c71-49ad-5364-b2c2-539dfe1e0bd9.md), KOMITET WYBORCZY WYBORCÓW STAWIAM NA ROZWÓJ SIENNA | [Elected April 7, 2024](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local/council/10.md) |

## Sienno, election by election

### Mayor of Gmina Sienno

| Year | Election | Result |
| --- | --- | --- |
| 2024 | [2024 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local.md) | Mariusz Strąk, KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD, 65.8% |
| 2018 | [2018 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2018-10-21-local.md) | Mariusz Strąk, KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD 2018, 67.8% |
| 2014 | [2014 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2014-11-16-local.md) | Mariusz Strąk, Komitet Wyborczy Wyborców Przyjazna i Nowoczesna Gmina, 53.3% ([Runoff](https://electionsarchive.com/pl/mazowieckie/sienno/2014-11-30-runoff/mayor.md)) |
| 2010 | [2010 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2010-11-21-local.md) | Stanisław Pora, KOMITET WYBORCZY POLSKIE STRONNICTWO LUDOWE, 56.5% |
| 2006 | [2006 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2006-11-12-local.md) | Stanisław Pora, Komitet Wyborczy Polskiego Stronnictwa Ludowego, 76.1% |
| 2002 | [2002 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2002-10-27-local.md) | Stanisław Pora, KW Polskiego Stronnictwa Ludowego, 64.0% |

### Gmina Sienno council

| Year | Election | Result |
| --- | --- | --- |
| 2024 | [2024 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local.md) | KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD 8, KOMITET WYBORCZY WYBORCÓW OTWARTA GMINA 4, PSL Polish People's Party 2, KOMITET WYBORCZY WYBORCÓW STAWIAM NA ROZWÓJ SIENNA 1 |
| 2018 | [2018 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2018-10-21-local.md) | KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD 2018 6, KOMITET WYBORCZY WYBORCÓW DLA GMINY SIENNO 4, PSL Polish People's Party 4, KOMITET WYBORCZY WYBORCÓW TWOJA WOLA KRZYSZTOFA SZPACZYŃSKIEGO 1 |
| 2014 | [2014 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2014-11-16-local.md) | PSL Polish People's Party 6, KOMITET WYBORCZY WYBORCÓW DLA GMINY SIENNO 4, KOMITET WYBORCZY WYBORCÓW AKTYWNY SAMORZĄD 2, Komitet Wyborczy Wyborców Przyjazna i Nowoczesna Gmina 2 |
| 2010 | [2010 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2010-11-21-local.md) | PSL Polish People's Party 7, KOMITET WYBORCZY WYBORCÓW DLA GMINY SIENNO 3, PiS 2, KOMITET WYBORCZY WYBORCÓW WSPÓLNOTA SAMORZĄDOWA MIESZKAŃCÓW 2 |

## Elections

| Date | Election |
| --- | --- |
| April 7, 2024 | [2024 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2024-04-07-local.md) |
| October 21, 2018 | [2018 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2018-10-21-local.md) |
| November 16, 2014 | [2014 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2014-11-16-local.md) |
| November 21, 2010 | [2010 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2010-11-21-local.md) |
| November 12, 2006 | [2006 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2006-11-12-local.md) |
| October 27, 2002 | [2002 Gmina Sienno local election](https://electionsarchive.com/pl/mazowieckie/sienno/2002-10-27-local.md) |

## Results in Sienno

Where official results stop above Sienno, the figures come from Krajowe Biuro Wyborcze.

| Date | Contest | Leader | Share |
| --- | --- | --- | --- |
| June 1, 2025 | [2025 Polish presidential election, second round](https://electionsarchive.com/pl/2025-06-01-presidential-runoff/president/sienno.md) | Karol Tadeusz Nawrocki | 76.9% |
| May 18, 2025 | [2025 Polish presidential election, first round](https://electionsarchive.com/pl/2025-05-18-presidential/president/sienno.md) | Karol Tadeusz Nawrocki | 46.9% |
| April 7, 2024 | [Masovian assembly, constituency 5](https://electionsarchive.com/pl/2024-04-07-local/sejmik/mazowieckie/5/sienno.md) | PiS | 40.2% |
| October 15, 2023 | [Constituency 17 (Radom)](https://electionsarchive.com/pl/2023-10-15-general/sejm/17/sienno.md) | PiS | 59.8% |
| October 15, 2023 | [Senate constituency 50 (Radom)](https://electionsarchive.com/pl/2023-10-15-general/senat/50/sienno.md) | Wojciech Skurkiewicz | 56.4% |
| October 15, 2023 | [2023 national referendum, question 4: Relocation of migrants](https://electionsarchive.com/pl/2023-10-15-referendum/question-4/sienno.md) | NIE | 98.6% |
| October 15, 2023 | [2023 national referendum, question 1: Sale of state assets to foreign entities](https://electionsarchive.com/pl/2023-10-15-referendum/question-1/sienno.md) | NIE | 98.4% |
| October 15, 2023 | [2023 national referendum, question 3: Barrier on the border with Belarus](https://electionsarchive.com/pl/2023-10-15-referendum/question-3/sienno.md) | NIE | 97.5% |
| October 15, 2023 | [2023 national referendum, question 2: Retirement age](https://electionsarchive.com/pl/2023-10-15-referendum/question-2/sienno.md) | NIE | 80.4% |
| July 12, 2020 | [2020 Polish presidential election, second round](https://electionsarchive.com/pl/2020-07-12-presidential-runoff/president/sienno.md) | Andrzej Sebastian Duda | 76.1% |
| June 28, 2020 | [2020 Polish presidential election, first round](https://electionsarchive.com/pl/2020-06-28-presidential/president/sienno.md) | Andrzej Sebastian Duda | 67.8% |
| October 13, 2019 | [Constituency 17 (Radom)](https://electionsarchive.com/pl/2019-10-13-general/sejm/17/sienno.md) | PiS | 67.1% |
| October 13, 2019 | [Senate constituency 50 (Radom)](https://electionsarchive.com/pl/2019-10-13-general/senat/50/sienno.md) | Wojciech Skurkiewicz | 64.4% |
| October 21, 2018 | [Masovian assembly, constituency 5](https://electionsarchive.com/pl/2018-10-21-local/sejmik/mazowieckie/5/sienno.md) | PiS | 41.6% |
| October 25, 2015 | [Constituency 17 (Radom)](https://electionsarchive.com/pl/2015-10-25-general/sejm/17/sienno.md) | PiS | 53.6% |
| October 25, 2015 | [Senate constituency 50](https://electionsarchive.com/pl/2015-10-25-general/senat/50/sienno.md) | Adam Jerzy Bielan | 46.4% |

Also available as HTML at https://electionsarchive.com/pl/mazowieckie/sienno and JSON at https://electionsarchive.com/pl/mazowieckie/sienno.json.